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| 1 | #!/usr/bin/perl |
| 2 | |
| 3 | sub rows |
| 4 | { |
| 5 | local $s = $_[0]; |
| 6 | my @res = (); |
| 7 | |
| 8 | while ($s =~ m#.*?<tr>(.*?)</tr>#) { |
| 9 | push(@res, $1); |
| 10 | $s = $'; |
| 11 | } |
| 12 | return @res; |
| 13 | } |
| 14 | |
| 15 | |
| 16 | sub cols |
| 17 | { |
| 18 | local $s = $_[0]; |
| 19 | my @res = (); |
| 20 | |
| 21 | while ($s =~ m#.*?<td[^>]*>(.*?)</td>#) { |
| 22 | push(@res, $1); |
| 23 | $s = $'; |
| 24 | } |
| 25 | return @res; |
| 26 | } |
| 27 | |
| 28 | |
| 29 | sub flush |
| 30 | { |
| 31 | $cmd = "wget -nv -O - ".join(" ", |
| 32 | map |
| 33 | "http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail\\&name=$_", |
| 34 | @pn); |
| 35 | $q .= `$cmd`; |
| 36 | @pn = (); |
| 37 | } |
| 38 | |
| 39 | |
| 40 | sub usage |
| 41 | { |
| 42 | print STDERR "usage: $0 (query [-i cache_file] | dsc | inv) [file ...]\n"; |
| 43 | exit(1); |
| 44 | } |
| 45 | |
| 46 | |
| 47 | $mode = shift @ARGV; |
| 48 | &usage unless $mode eq "query" || $mode eq "dsc" || $mode eq "inv"; |
| 49 | |
| 50 | if ($mode eq "query") { |
| 51 | if ($ARGV[0] eq "-i") { |
| 52 | shift @ARGV; |
| 53 | $name = shift @ARGV; |
| 54 | open(OLD, $name) || die "$name: $!"; |
| 55 | $q = join("", <OLD>); |
| 56 | ($old = $q) =~ tr/\r\n//d; |
| 57 | close OLD; |
| 58 | } |
| 59 | |
| 60 | while (<>) { |
| 61 | chop; |
| 62 | s/#.*//; |
| 63 | next if /^\s*$/; |
| 64 | next if /^\s/; |
| 65 | s/\s.*//; |
| 66 | |
| 67 | $n++; |
| 68 | print STDERR "$n\r" unless $n % 100; |
| 69 | |
| 70 | next if $old =~ m#align=right>Digi-Key Part Number</th><td>$_</td#; |
| 71 | push(@pn, $_); |
| 72 | &flush if @pn > 1000; |
| 73 | } |
| 74 | |
| 75 | &flush if 0+@pn;; |
| 76 | |
| 77 | print $q; |
| 78 | exit; |
| 79 | } |
| 80 | |
| 81 | |
| 82 | $q = join("", <>); |
| 83 | $q =~ tr/\r\n//d; |
| 84 | |
| 85 | print "#DSC\n" if $mode eq "dsc"; |
| 86 | print "#INV\n" if $mode eq "inv"; |
| 87 | print "# MACHINE-GENERATED. DO NOT EDIT !\n"; |
| 88 | print "# ", `date -u`; |
| 89 | |
| 90 | for (split(/<!DOCTYPE HTML/, $q)) { |
| 91 | next unless m#align=right>Digi-Key Part Number</th><td>([^<]+)</td#; |
| 92 | $pn = $1; |
| 93 | $qty = 0; |
| 94 | if (m#align=right>Quantity Available</th><td[^>]*>([0-9,]+)<#) { |
| 95 | ($qty = $1) =~ tr/,//d; |
| 96 | } |
| 97 | next unless m#align=right>Description</th><td>(.*?)</td#; |
| 98 | $dsc = $1; |
| 99 | next unless m#<table.*<th>Price Break<(.*?)</table>#; |
| 100 | if ($mode eq "dsc") { |
| 101 | print "DIGI-KEY $pn $dsc\n"; |
| 102 | next; |
| 103 | } |
| 104 | print "DIGI-KEY $pn $qty USD"; |
| 105 | for (&rows($1)) { |
| 106 | @c = &cols($_); |
| 107 | next unless $c[0] =~ /^[0-9,]+$/; |
| 108 | next unless $c[1] =~ /^[0-9.]+$/; |
| 109 | $c[0] =~ tr/,//d; |
| 110 | $c[1] =~ tr/,//d; # let's hope we don't need this one often :) |
| 111 | $c[1] =~ s/0+$// if $c[1] =~ /\./; |
| 112 | print " $c[0] $c[1]"; |
| 113 | } |
| 114 | print "\n"; |
| 115 | } |
| 116 |
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